Chair



FIG. 1 is a top, front and right side perspective view of a chair showing my new design;

FIG. 2 is an enlarged right side elevational view thereof;

FIG. 3 is an enlarged rear and left side partial elevational view thereof; and,

FIG. 4 is an enlarged left side partial elevational view thereof. 

The ornamental design for a chair, as shown and described. 